From: Krzysztof Helt Date: Wed, 11 Nov 2009 22:26:25 +0000 (-0800) Subject: savagefb: fix blanking mode on CRT display X-Git-Tag: firefly_0821_release~11922 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b9f9d4706cb1b706f89f98ea6ead41ebecdefbc2;p=firefly-linux-kernel-4.4.55.git savagefb: fix blanking mode on CRT display Fix wrong bit mask for blanking register. Due to the error a CRT monitor blanks off due to wrong frequency (out of range) instead of PM signal (vertical and horizontal frequencies cut off). Just compare the mask with bits set in the switch(blank) clause below the changed line. Signed-off-by: Krzysztof Helt Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index 0857b3b8c495..842d157e1025 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -1565,7 +1565,7 @@ static int savagefb_blank(int blank, struct fb_info *info) vga_out8(0x3c5, sr8, par); vga_out8(0x3c4, 0x0d, par); srd = vga_in8(0x3c5, par); - srd &= 0x03; + srd &= 0x50; switch (blank) { case FB_BLANK_UNBLANK: